{"id":"CVE-2012-4387","aliases":["EUVD-2022-4209","GHSA-hrgc-54mv-58gv"],"status":"published","title":"Denial of service in Apache Struts","description":"Apache Struts 2.0.0 through 2.3.4 allows remote attackers to cause a denial of service (CPU consumption) via a long parameter name, which is processed as an OGNL expression.","severity":{"version":"2.0","score":5,"vector":"AV:N/AC:L/Au:N/C:N/I:N/A:P","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-08","score":0.08137,"percentile":0.94881,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-264"],"published":"2012-09-05T23:00:00Z","modified":"2026-06-16T23:44:55Z","fixes":[{"ecosystem":"Maven","package":"org.apache.struts.xwork:xwork-core","fixed_in":["2.3.4.1"],"sources":["ghsa","osv"]}],"affected":[{"source":"ghsa","ecosystem":"Maven","package":"org.apache.struts.xwork:xwork-core","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"2.0.0"},{"fixed":"2.3.4.1"}]}]},{"source":"osv","ecosystem":"Maven","package":"org.apache.struts.xwork:xwork-core","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"2.0.0"},{"fixed":"2.3.4.1"}]}],"versions":["2.2.1","2.2.1.1","2.2.3","2.2.3.1","2.3.1","2.3.1.1","2.3.1.2","2.3.3","2.3.4"]}],"products":[{"vendor":"apache","product":"struts"}],"references":[{"url":"https://exchange.xforce.ibmcloud.com/vulnerabilities/78183","tags":["vdb-entry","x_refsource_XF","x_transferred","web"]},{"url":"http://struts.apache.org/2.x/docs/s2-011.html","tags":["x_refsource_CONFIRM","x_transferred","Patch","Vendor Advisory","web"]},{"url":"http://www.openwall.com/lists/oss-security/2012/09/01/5","tags":["mailing-list","x_refsource_MLIST","x_transferred","web"]},{"url":"http://secunia.com/advisories/50420","tags":["third-party-advisory","x_refsource_SECUNIA","x_transferred","Vendor Advisory"]},{"url":"http://www.securityfocus.com/bid/55346","tags":["vdb-entry","x_refsource_BID","x_transferred"]},{"url":"https://issues.apache.org/jira/browse/WW-3860","tags":["x_refsource_CONFIRM","x_transferred","web"]},{"url":"http://www.openwall.com/lists/oss-security/2012/09/01/4","tags":["mailing-list","x_refsource_MLIST","x_transferred","web"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2012-4387","tags":["advisory"]},{"url":"https://github.com/apache/struts/commit/80e03182d66d9e6ab18f9a9a9b3c42725a1c89e9","tags":["web"]},{"url":"https://github.com/apache/struts/commit/87935af56a27235e9399308ee1fcfb74f8edcefa","tags":["web"]},{"url":"https://github.com/advisories/GHSA-hrgc-54mv-58gv"},{"url":"https://github.com/apache/struts","tags":["package"]}],"sources":{"cve":[{"id":"CVE-2012-4387","description":"Apache Struts 2.0.0 through 2.3.4 allows remote attackers to cause a denial of service (CPU consumption) via a long parameter name, which is processed as an OGNL expression.","status":"published","published":"2012-09-05T23:00:00Z","modified":"2024-08-06T20:35:09.396Z","updated_at":"2026-11-02T14:34:51.269982Z"}],"euvd":[{"id":"EUVD-2022-4209","description":"Apache Struts 2.0.0 through 2.3.4 allows remote attackers to cause a denial of service (CPU consumption) via a long parameter name, which is processed as an OGNL expression.","status":"published","published":"2012-09-05T23:00:00Z","modified":"2024-08-06T20:35:09Z","updated_at":"2026-11-03T01:56:07.912368Z"}],"ghsa":[{"id":"GHSA-hrgc-54mv-58gv","title":"Denial of service in Apache Struts","description":"Apache Struts 2.0.0 through 2.3.4 allows remote attackers to cause a denial of service (CPU consumption) via a long parameter name, which is processed as an OGNL expression.","status":"published","published":"2022-05-17T01:42:17Z","modified":"2023-12-27T18:21:41Z","updated_at":"2026-11-02T14:37:28.753349Z"}],"nvd":[{"id":"CVE-2012-4387","description":"Apache Struts 2.0.0 through 2.3.4 allows remote attackers to cause a denial of service (CPU consumption) via a long parameter name, which is processed as an OGNL expression.","status":"published","published":"2012-09-05T23:55:02.71Z","modified":"2026-06-16T23:44:55.317Z","cvss":[{"version":"2.0","score":5,"vector":"AV:N/AC:L/Au:N/C:N/I:N/A:P","level":"medium","assessor":"primary"}],"cwes":["CWE-264"],"updated_at":"2026-11-02T14:02:15.643902Z"}],"osv":[{"id":"GHSA-hrgc-54mv-58gv","title":"Denial of service in Apache Struts","description":"Apache Struts 2.0.0 through 2.3.4 allows remote attackers to cause a denial of service (CPU consumption) via a long parameter name, which is processed as an OGNL expression.","status":"published","published":"2022-05-17T01:42:17Z","modified":"2024-12-06T05:37:55.009124Z","updated_at":"2026-11-02T15:46:49.621585Z"}]}}